From the "My Account" page, click on the "Go Pro" Button
Select the type of subscription you want.
Confirm your subscription and click "Next"
Complete you address and invoice details.
Pay through our secure Bank interface.
You need to buy SMS credits to send SMS to clients. This can be done from the "My Account" page by clicking on the "Buy SMS Plan" button. If you have a Pro account the SMS cost is reduced by 50%.